有着冷漠杀神封号的燕(yàn )国七皇子颜曦，征战(zhàn )齐国(guó )一举剿灭，并(bìng )且带走亡国的小公(gōng )主桃小薇，五岁萌娃桃小(xiǎo )薇(wēi )进入王府后，搅得王(wáng )府(fǔ )上下鸡犬不宁，冷血王爷首次(cì )体验(yàn )养娃艰(jiān )辛，对桃小薇照(zhào )顾的无微不至。二人打打(dǎ )闹闹(nào )，彼此成长